KR102556809B1 - Device for preventing hands to be jammed in the door - Google Patents

Abstract

The present invention relates to an apparatus for preventing hand jamming in a door gap, which is easy to manufacture and install by minimizing components and simplifying a connection structure between components. A screen plate having a vertical length and width that can be; A fixing plate fixed to the door frame to which the hinge is connected and pivotably supporting one end side of the cover plate; and a guide connecting the other end of the covering plate to one side of the door body facing the fixing plate so that the covering plate interlocks with the door body to close the gap.

Description

Device to prevent hand jamming between door gaps {DEVICE FOR PREVENTING HANDS TO BE JAMMED IN THE DOOR}

The present invention relates to a device for preventing hand jamming in a door gap, and more particularly, to prevent a part of the body or an object from being caught in a gap between an end of a door body and a door frame facing each other with a hinge interposed therebetween. It relates to a device for preventing hand jamming in a door gap that enables

In general, the interior of a building is divided into several spaces by being partitioned by walls, and an entrance for entry and exit is formed in the partitioned space. In addition, a sliding door or a hinged door is installed at the entrance so that the space can be used independently.

Among the above-mentioned doors, the hinged door is one end of the door body connected to the door frame installed at the edge of the doorway through a hinge, and the door body is rotatably supported by the hinge to open and close the open area formed by the door frame. .

However, in the case of the above-described casement type door, a gap is formed between the door body and the door frame with the hinge interposed therebetween when the door body is opened, and parts of the entity (hands and fingers) and objects are accidentally caught in the gap thus formed. This has been problematic.

In particular, in the case of children or infants, it frequently occurs that fingers and hands are caught while playing or while the guardian is digging a glance. At this time, when the door body is closed by mistake or by wind, it leads to a large accident.

To solve this problem, "Korean Patent Registration No. 10-1929808", "Korean Patent Publication No. 10-2012-0001601", "Korea Utility Model Registration No. 20-0453120" and "Korea Utility Model Registration No. 20-0409893 Although the configuration and operation are different from each other, "ho" etc., discloses hand jamming prevention devices that prevent the formation and exposure of gaps to prevent fingers from being pinched even when the door body is opened as well as when the door body is closed.

However, since the hand-entrapment prevention devices disclosed in the above-mentioned prior documents are composed of many components, the structure is complicated.

This problem inevitably increases the burden on consumers because it brings about an increase in manufacturing cost, and there was another problem that requires a skilled worker during installation.

Accordingly, the inventors of the present application have tried to solve the problems of conventional hand-entraining prevention devices, and as a result, have come to apply for a patent for the present invention.

. Republic of Korea Patent Registration No. 10-1929808 (registration date: December 11, 2018) . Republic of Korea Patent Publication No. 10-2012-0001601 (published date: January 04, 2012) . Republic of Korea Utility Model Registration No. 20-0453120 (registration date: March 31, 2011) . Republic of Korea Registered Utility Model No. 20-0409893 (registration date: February 21, 2006)

A first object of the present invention is to provide a means for closing a gap formed between a door body and a door frame while moving along the door body.

A second object of the present invention is to provide a means that can be easily installed by anyone as well as being easy to manufacture by simplifying the components.

In addition, the problem to be solved by the present invention is not limited to the above-mentioned technical problems, and other technical problems not mentioned above will be clear to those skilled in the art from the description below. You will be able to understand.

The above object is, according to the present invention, in the door hand jamming prevention device that can block the gap formed between the end of the door body and the door frame facing each other with a hinge interposed therebetween when the door body is opened and closed, the door hand jamming prevention device Is, a screen plate having a vertical length and width capable of blocking the gap; A fixing plate fixed to the doorframe to which the hinge is connected and pivotally supporting one end of the cover plate; and a guide connecting the other end side of the cover plate to one side of the door body facing the fixing plate so that the cover plate interlocks with the door body to block the gap.

The fixing plate is provided in a plate shape extending along the vertical longitudinal direction of the door frame, and on one side of the fixing plate, a first hinge coupling groove into which one end side of the cover plate is pivotally fitted extends vertically along the fixing plate. can be formed to

The cover plate includes a straight portion extending from the fixed plate side toward one side of the door body; and a curved portion extending in a gently curved curve from the extension end of the straight portion to one side of the door body. A free end of the straight portion is pivotably fitted into the first hinge coupling groove formed in the fixing plate. One hinge rib may be formed to extend along the vertical longitudinal direction of the straight portion, and a second hinge coupling groove connected to the guide may be formed to extend along the vertical longitudinal direction of the curved portion at a free end of the curved portion.

A plurality of reinforcing ribs are integrally formed on the inner surface of the straight and curved parts facing the gap, and the reinforcing ribs extend along the vertical longitudinal direction of the straight and curved parts or along the width direction of the straight and curved parts. It may be formed in any one of a lattice shape or a lattice shape.

The guide is mounted on the top and bottom sides of one side of the door body, extends horizontally from a position adjacent to the door frame along the width direction of the door body, and has a slider inserted into each guide to be capable of linear reciprocating motion. A second hinge rib pivotably fitted into a second hinge coupling groove formed at the other end of the cover plate may be formed on the slider.

The device for preventing hand jamming in the door gap further includes torsion coil springs supported by fixing pins fixed inside the upper and lower sides of the first hinge rib so that the free end side of the curved portion can press the slider, The pin may include: a fixing portion fixed by being force-fitted into the upper hollow portion and the lower hollow portion of the first hinge rib; and support parts extending from each fixing part to the upper and lower ends of the first hinge rib, wherein the coil part of the torsion coil spring is inserted into and supported in each support part, and one end of the torsion coil springs opens the opening of the first hinge rib. Through the incision groove formed toward the first hinge coupling groove and fixed, the other ends of the torsion coil springs may be inserted into and fixed to the fixing hole formed in the support portion.

According to the present invention, since the cover plate blocks the gap while interlocking with the door body, the gap can always be closed regardless of whether the door body is opened or closed, thereby preventing body parts such as fingers and objects from being caught in the gap You will be able to provide the effect that makes it possible.

In addition, according to the present invention, since the components are simple, manufacturing costs can be reduced, and since the connection structure between the components is simple, it is possible to provide an effect that anyone can easily install.

In addition, according to the present invention, since the other end side of the cover plate presses the slider by the torsion coil spring, the slider comes into contact with the guide without any play, whereby the slider can be guided along the guide without generating noise. effect can be provided.

1 is a view showing a casement door equipped with a device for preventing hand jamming in the door gap according to the present invention;
2 is an exploded perspective view showing the device for preventing hand jamming in the door gap according to the present invention shown in FIG. 1 by disassembling it, and
3 and 4 are views showing an operating state of the device for preventing hand jamming in the door gap according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in describing the present invention, descriptions of already known functions or configurations will be omitted to clarify the gist of the present invention.

Also, terms used in this specification are for describing embodiments and are not intended to limit the present invention. In this specification, singular forms also include plural forms unless specifically stated otherwise in a phrase. The terms 'comprises' and/or 'comprising' used in the specification do not exclude the presence or addition of one or more other elements.

Among the accompanying drawings, FIGS. 1 to 4 are views showing a device for preventing hand jamming in the door gap according to the present invention, and the device 100 for preventing hand jamming in the door gap according to the present invention is a conventional casement as shown in FIG. installed on the expression door.

That is, the door gap prevention device 100 according to the present invention is a gap (S) formed between the door body 20 and the door frame 10 with the hinge 30 interposed when the door body 20 is opened and closed. ; see Fig. 4) is exposed to the outside so that parts of the body or objects such as fingers can be prevented from being caught inside the gap (S).

Here, since the door frame 10, the door body 20, and the hinge 30 constituting the hinged door are known technologies, a detailed description thereof will be omitted.

Hereinafter, the device 100 for preventing hand jamming in the door gap according to the present invention will be described in detail. The door frame 10 described below means the door frame 10 to which the hinge 30 related to the present invention is connected.

The door gap prevention device 100 according to the present invention is a cover plate 120 for blocking the gap S formed between the door frame 10 and the door body 20 when the door body 20 is opened and closed, and a cover The fixing plate 110 supporting one end of the plate 120 to the door frame 10 and the covering plate 120 interlock with the other end of the covering plate 120 along the door body 20 with the fixing plate 110 It includes a guide 140 connected to one side of the door body 20 facing the.

First, the fixing plate 110 is provided in a plate shape extending along the vertical longitudinal direction of the door frame 10, so as not to interfere with the door body 20 and the hinge 30 in a closed state. It is fixed to the door frame 10 along one longitudinal direction.

In addition, the fixing plate 110 may be fixed to the door frame 10 to a common screw, or may be attached to the door frame 10 through a common adhesive or double-sided tape.

Meanwhile, a first hinge coupling groove 112 is integrally formed on one side of the fixing plate 110 facing the one side of the closed door body 20 . As shown, the first hinge coupling groove 112 is formed to extend along the vertical longitudinal direction of the fixing plate 110, and one end side of the cover plate 120 is rotatable in the first hinge coupling groove 112 are strongly supported

The fixing plate 110 having the first hinge coupling groove 112 is made of synthetic resin or the like, and the first hinge coupling groove 112 is formed when the fixing plate 110 is extruded.

The cover plate 120 is provided in the shape of a thin plate having a vertical length and width capable of blocking the gap S regardless of whether the door body 20 is opened or closed.

In addition, the cover plate 120 is provided by being divided into a straight portion 122 and a curved portion 124 connected to the straight portion 122 .

As shown, the straight portion 122 extends in the form of a straight line from the fixing plate 110 side to one side of the door body 20 facing the fixing plate 110 . In addition, the curved portion 124 extends from the extension end of the straight portion 122 toward one side of the door body 20 in a gently curved shape.

That is, the straight portion 122 and the curved portion 124 are integrally formed, and a plurality of reinforcing ribs 126 are integrally formed on the inner surfaces of the straight portion 122 and the curved portion 124.

As shown in FIGS. 1 to 4 , the reinforcing rib 126 is formed to extend along the vertical longitudinal direction of the straight portion 122 and the curved portion 124 .

Preferably, the reinforcing ribs 126 may be formed to extend horizontally of the straight portion 122 and the curved portion 124, that is, along the width direction of the straight portion 122 and the curved portion 124.

More preferably, the reinforcing ribs 126 are along the vertical longitudinal direction of the straight portion 122 and the curved portion 124 and the width direction of the straight portion 122 and the curved portion 124, that is, along the lattice can be formed into shapes.

On the other hand, one end side of the cover plate 120, that is, the free end of the straight portion 122 is pivotably fitted into the first hinge coupling groove 112 formed in the fixing plate 110. To this end, a first hinge rib 128 inserted into the first hinge coupling groove 112 is integrally formed at the free end of the straight portion 122 to extend along the vertical longitudinal direction of the straight portion 122 .

At this time, the first hinge rib 128 has a hollow part 129a formed therein to extend along the longitudinal direction of the first hinge rib 128, and the first hinge rib 128 facing the straight part 122 An opening 129b is formed on one side of the first hinge rib 128 to extend along the longitudinal direction.

And the other end side of the cover plate 120, that is, the free end of the curved portion 124, the second hinge coupling groove 130 connected to the guide 140 extends along the vertical longitudinal direction of the curved portion 124 formed as one piece.

Here, the cover plate 120 may be configured with only the straight portion 122, but in this case, the door body 20 adjacent to the inside of the straight portion 122 and the hinge 30 in the process of opening and closing the door body 20 The corners of are interfered with each other.

In addition, the cover plate 120 may be configured with only the curved portion 124, but in this case, the cover plate 120 excessively protrudes between the door frame 10 and the door body 20.

The cover plate 120 thus formed is made of a synthetic resin, preferably a soft synthetic resin, like the fixing plate 110, and the reinforcing rib 126, the first hinge rib 128 and the second hinge coupling groove 130 are It is formed as when extruding the cover plate 120.

The guide 140 is usually on the top side and the bottom side of one side of the door body 20 facing the other end side of the cover plate 120, that is, the free end of the curved portion 126 forming the cover plate 120 faces. It is fixed via screws or the like of the guide 140 extends horizontally from the end side of the door body 20 connected to the hinge 30 to the opposite end side as shown. That is, the guide 140 extends horizontally along the width direction of the door body 20 .

In addition, a slider 142 is inserted into each guide 140 so as to be able to reciprocate linearly along the guide 140, and each slider 142 has a second hinge coupling groove 130 formed in the cover plate 120. The second hinge rib 144 that is pivotally fitted is integrally formed.

That is, the other end side of the cover plate 120 and each slider 142 are connected to each other by the second hinge coupling groove 130 and the second hinge rib 144 fitted into the second hinge coupling groove 130 In this way, the cover plate 120 connected to each slider 142 moves along the door body 20 so that the gap S formed between the door frame 10 and the door body 20 is not exposed to the outside. (S) is prevented.

Here, the operating state of the cover plate 120 interlocking with the door body 20 will be briefly described.

3 is a view showing a state in which the door main body shown in FIG. 1 is closed, and FIG. 4 is a view showing a state in which the door main body shown in FIG. 1 is open.

First, when the door body 20 is opened in a closed state (see FIG. 3), the door body 20 opens the doorway (not shown) while turning in the opening direction around the hinge 30. At the same time, a gap S is formed between the door frame 10 (see FIG. 4).

In addition, when the door body 20 turns in the opening direction and opens, the other end of the cover plate 120 connected to the door body 20 via the guide 140 and the slider 142 rotates in the opening direction. At this time, the sliders 142 connected to the other end of the cover plate 120 guide the guide 140 toward the end of the door body 20 connected to the hinge 30 as the door body 20 opens. are guided along

In addition, as the one end side of the cover plate 120 connected to the fixed plate 110 is guided along the door body 20 in the opening direction, the other end side of the cover plate 120 opens the door around the first hinge rib 128. It is turned along the opening direction of the main body 20 .

In this way, since one end of the cover plate 120 is turned along the opening direction of the door body 20 and the other end of the cover plate 120 is guided and guided, the gap S is exposed to the outside during the process of opening the door body 20 It doesn't work.

Conversely, when the door body 20 is closed in an open state (see FIG. 4), the door body 20 closes the entrance (not shown) while pivoting on the hinge 30 (FIG. 3). reference).

In addition, when the door body 20 is closed by turning in the closing direction, the other end of the cover plate 120 connected to the door body 20 via the guide 140 and the slider 142 is attracted by the turning door body 20 At this time, the sliders 142 connected to the other end of the cover plate 120 guide 140 toward the end opposite to the end of the door body 20 connected to the hinge 30 as the door body 20 is closed. are guided along

In addition, as the one end side of the cover plate 120 connected to the fixed plate 110 is guided along the door body 20 in the closing direction, the other end side of the cover plate 120 opens the door around the first hinge rib 128. It turns along the closing direction of the main body 20 .

In this way, since one end of the cover plate 120 is turned along the closing direction of the door body 20 and the other end of the cover plate 120 is guided and guided, the gap S is exposed to the outside in the process of closing the door body 20 It doesn't work.

On the other hand, in the door gap prevention device 100 according to the present invention, the other end side of the cover plate 120, that is, the free end side of the curved portion 124, presses each slider 142 toward the guide 140 It further includes a torsion coil spring 150 that enables this.

The torsion coil spring 150 is disposed on one end side of the cover plate 120, that is, inside the top side and inside the bottom side of the first hinge rib 128 formed on the straight portion 122.

To this end, fixing pins 160 supporting the torsion coil spring 150 are inserted inside the top and bottom sides of the first hinge rib 128, respectively.

As shown in FIG. 2, the fixing pin 160 is a fixing part that is fixed by interference fit to the upper hollow part 129a and the lower hollow part 129a of the first hinge rib 128 ( 162), and a support part 164 extending from each fixing part 162 to the upper and lower ends of the first hinge rib 128.

At this time, the coil part of the torsion coil spring 150 is inserted into each support part 164 and supported.

On the other hand, one end of the torsion coil springs 150 disposed inside the upper and lower sides of the first hinge rib 128 passes through the opening 129b of the first hinge rib 128 to the first hinge coupling groove 112 It extends to the side and is fixed, and the other ends of the torsion coil springs 150 are fixed to the support part 164 in which the coil part is inserted.

To this end, on the upper and lower sides of the first hinge coupling groove 112 facing each of the fixing pins 160, the cutout groove 114 into which the torsion coil spring 150 is fixed with one end spanning the first hinge coupling groove ( 112) formed along the longitudinal direction of the first hinge coupling groove 112 at the upper and lower ends, and the other end of the torsion coil spring 150 is inserted into the support portion 164 of each fixing pin 160 Fixed hole A 166 is formed through the support 164 .

The torsion coil springs 150 arranged in this way provide a torsion force that allows the other end of the cover plate 120 to press the slider 142, whereby the slider 142 prevents play from occurring in the guide 140. Upon contact, the slider 142 is guided along the guide 140 without generating noise.

The door gap prevention device 100 according to the present invention formed as described above is related to the opening and closing of the door body 20 because the cover plate 120 blocks the gap S while interlocking along the door body 20 It is possible to always close the gap without the use of a finger, thereby preventing a body part such as a finger or an object from being caught in the gap.

In addition, the device 100 for preventing hand jamming in the door gap according to the present invention can reduce manufacturing cost because the components are simple, and anyone can easily install it because the connection structure between the components is simple.

In addition, in the door gap prevention device 100 according to the present invention, since the other end side of the cover plate 120 presses the slider 142 by the torsion coil spring 150, the slider 142 is the guide 140 The slider 142 can be guided along the guide 140 without generating noise.

In the foregoing, although specific embodiments of the present invention have been described and shown, the present invention is not limited to the described embodiments, and it is common knowledge in the art that various modifications and variations can be made without departing from the spirit and scope of the present invention. It is self-evident to those who have Therefore, such modifications or variations should not be individually understood from the technical spirit or viewpoint of the present invention, and modified embodiments should fall within the scope of the claims of the present invention.

100: door gap prevention device 110: fixing plate
112: first hinge coupling groove 120: cover plate
122: straight part 124: curved part
128: first hinge rib 130: second hinge coupling groove
140; Guide 142: Sliders
144; Second hinge rib 150: torsion coil spring
160: fixing pin

Claims (6)

In the door hand jamming prevention device that can block the gap formed between the end of the door body and the door frame facing each other with a hinge interposed therebetween when the door body is opened and closed,
The door hand jamming prevention device,
a covering plate having a vertical length and width capable of blocking the gap; It is provided in a plate shape extending along the vertical longitudinal direction of the doorframe, and on one side, a first hinge coupling groove into which one end side of the cover plate is pivotably inserted is formed integrally extending vertically, and a cutout groove is formed in the first 1 a fixing plate formed along the longitudinal direction of the first hinge coupling groove at upper and lower ends of the hinge coupling groove and fixed to the door frame to which the hinge is connected to pivotally support one end of the cover plate; And a guide connecting the other end of the covering plate to one side of the door body facing the fixing plate so that the covering plate can interlock with the door body to close the gap,
The covering plate,
a straight line portion extending from the fixing plate to one side of the door body; And a curved part extending from the extension end of the straight part to one side of the door body in a gently curved curve, and the free end of the straight part is pivotably fitted into a first hinge coupling groove formed in the fixing plate A first hinge rib is formed to extend along a vertical longitudinal direction of the straight portion, and a second hinge coupling groove connected to the guide is formed to extend along a vertical longitudinal direction of the curved portion at a free end of the curved portion, A plurality of reinforcing ribs are integrally formed on the inner surfaces of the straight part and the curved part facing the gap, and the reinforcing ribs extend along the vertical longitudinal direction of the straight part and the curved part, or the straight part and It extends along the width direction of the curved portion or is formed in either a lattice shape,
The guide,
It is mounted on the top side and the bottom side of one side of the door body, extends horizontally along the width direction of the door body from an adjacent position of the door frame, and a slider is inserted into each of the guides to be capable of linear reciprocating motion, respectively. A second hinge rib is formed on the slider to be pivotably fitted into the second hinge coupling groove formed on the other end side of the cover plate,
The first hinge rib,
A hollow part is formed therein, and an opening is formed along a longitudinal direction at one side of the first hinge rib facing the straight part,
In the first hinge rib,
Torsion coil springs supported by fixing pins fixed inside the upper and lower ends of the first hinge rib are provided so that the free end side of the curved portion can press the slider,
The fixing pin is
a fixing part fixed by being force-fitted into the upper hollow part and the lower hollow part of the first hinge rib; and a support part extending from each of the fixing parts to the upper and lower ends of the first hinge rib, wherein the coil part of the torsion coil spring is inserted and supported in each of the support parts, and one end of the torsion coil spring is connected to the first hinge rib. Characterized in that it is fixed across the cutout groove formed toward the first hinge coupling groove through the opening of the hinge rib, and the other ends of the torsion coil springs are inserted into the fixing hole formed in the support portion and fixed.
Door jamming prevention device.


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